#3A1B49
Closest named color: Eggplant Purple (#430541). oklch(28.9% 0.087 313.4), rgb(58, 27, 73).
Aa
White text reads best on this color (14.65:1).
About this color
#3A1B49 is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.087 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant Purple (#430541), ΔE 0.044 away. White text reads best on it, at 14.65:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Eggplant Purple (#430541) |
| Black text | 1.43:1 |
| White text | 14.65:1 |
Values
| HEX | #3A1B49 |
| RGB | rgb(58, 27, 73) |
| HSL | hsl(280, 46%, 20%) |
| OKLCH | oklch(28.9% 0.087 313.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #3A1B49 | 14.65:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #3A1B49 | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #3A1B49 text on white | 14.65:1 | AAA | Lc 101.2 | Preferred for body text |
| #3A1B49 text on black | 1.43:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F1E4F8
oklch(93.5% 0.03 314)
-
Step 200
200
#E7CFF4
oklch(88.6% 0.056 313.8)
-
Step 300
300
#D8ADF0
oklch(80.9% 0.103 313.2)
-
Step 400
400
#C47EE8
oklch(70.6% 0.165 313.3)
-
Step 500
500
#B557E1
oklch(63% 0.211 313.4)
-
Step 600
600
#A135CF
oklch(55.6% 0.229 313.4)
-
Step 700
700
#8A25B3
oklch(49.2% 0.213 313.6)
-
Step 800
800
#702291
oklch(42.8% 0.176 313.5)
-
Step 900
900
#5A2374
oklch(37.6% 0.138 312.9)
-
Step 950
950 (this color)
#3A1B49
oklch(28.9% 0.087 313.4)
#3A1B49 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #0E274A | 0.077 |
| Deuteranopia (no green cones) | #192948 | 0.068 |
| Tritanopia (no blue cones) | #39232F | 0.058 |
| Achromatopsia (no color) | #282828 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A1B49
#3A1B49
oklch(28.9% 0.087 313.4)
- #193300
#193300
oklch(28.9% 0.082 133.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3A1B49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant Purple #430541 ΔE 0.044
- Deep Violet #490648 ΔE 0.046
- Dark Purple #35063E ΔE 0.049
- Eggplant #380835 ΔE 0.052
- Aubergine #3D0734 ΔE 0.052
- Plum Purple #4E0550 ΔE 0.055
- Deep Purple #36013F ΔE 0.055
- Space Cadet #2B2D42 ΔE 0.061
Use #3A1B49 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.